﻿using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;

namespace Negocio
{
    public interface IPersistence
    {        
        void add(Object o);
        void update(Object o);
        void delete(Object o);
        void bringData(Object o);
        ObservableCollection<Object> bringList(Object o);
        void connect(string cadena);
        void disconnect();
        ObservableCollection<string> loadEvaluationWithGroup(DateTime date);
        int bringLastOID();
    }
}
